(under the class definition) Processes directed to preparing an incandescent mantle by coating.
SEE OR SEARCH CLASS
252, Compositions,
492, for compositions for preparing or regenerating incandescent mantles, and for processes of making mantles which involve no more than preparing or regenerating the composition of which the mantle is composed.
431, Combustion,
100+, for mantle structure and residual processes for making a mantle.
